#include "charge_os.h"

#if SUPPORT_CRYPT

#define AES_MAXNR 14
#define AES_BLOCK_SIZE 16

# define GETU32(pt) (((u32)(pt)[0] << 24) ^ ((u32)(pt)[1] << 16) ^ ((u32)(pt)[2] <<  8) ^ ((u32)(pt)[3]))
# define PUTU32(ct, st) { (ct)[0] = (u8)((st) >> 24); (ct)[1] = (u8)((st) >> 16); (ct)[2] = (u8)((st) >>  8); (ct)[3] = (u8)(st); }

#undef assert
#define assert(x) do{}while(0)

/* This should be a hidden type, but EVP requires that the size be known */
struct aes_key_st
{
#ifdef AES_LONG
    unsigned long rd_key[4 * (AES_MAXNR + 1)];
#else
    unsigned int rd_key[4 * (AES_MAXNR + 1)];
#endif
    int rounds;
};
typedef struct aes_key_st AES_KEY;

typedef void (*block128_f)(const unsigned char in[16], unsigned char out[16],
                           const void *key);

void _crypto_cbc128_encrypt(const unsigned char *in, unsigned char *out,
                            unsigned int len, unsigned int *outlen, const void *key,
                            const unsigned char ivec[16], block128_f block)
{
    unsigned int n;
    const unsigned char *iv = ivec;
    unsigned int pad_size = 0;

    assert(in && out && key && ivec);
    *outlen = 0;

    while (len >= 16)
    {
        for (n = 0; n < 16 && n < len; ++n)
        {
            out[n] = in[n] ^ iv[n];
        }
        (*block)(out, out, key);
        iv = out;
        len -= 16;
        in += 16;
        out += 16;
        *outlen += 16;
    }

    pad_size = 16 - len;

    for (n = 0; n < 16 && n < len; ++n)
    {
        out[n] = in[n] ^ iv[n];
    }
    for (; n < 16; ++n)
    {
        out[n] = pad_size ^ iv[n];
    }
    (*block)(out, out, key);

    *outlen += 16;
}

void _crypto_cbc128_decrypt(const unsigned char *in, unsigned char *out,
                            unsigned int len, unsigned int *outlen, const void *key,
                            const unsigned char ivec[16], block128_f block)
{
    unsigned int n;
    union
    {
        unsigned int t[16 / sizeof(unsigned int)];
        unsigned char c[16];
    } tmp;
    unsigned char ivec_tmp[16];
    assert(in && out && key && ivec);
    *outlen = 0;
    memcpy(ivec_tmp, ivec, 16);

    while (len >= 16)
    {
        unsigned char c;
        (*block)(in, tmp.c, key);
        for (n = 0; n < 16; ++n)
        {
            c = in[n];
            out[n] = tmp.c[n] ^ ivec_tmp[n];
            ivec_tmp[n] = c;
        }
        len -= 16;
        in += 16;
        out += 16;
        *outlen += 16;
    }
    out--;
    if (*out <= 16)
    {
        *outlen -= *out;
    }

}

#define u32 unsigned int
#define u8  unsigned char

static const u32 Te0[256] = { 0xc66363a5U, 0xf87c7c84U, 0xee777799U,
                              0xf67b7b8dU, 0xfff2f20dU, 0xd66b6bbdU, 0xde6f6fb1U, 0x91c5c554U,
                              0x60303050U, 0x02010103U, 0xce6767a9U, 0x562b2b7dU, 0xe7fefe19U,
                              0xb5d7d762U, 0x4dababe6U, 0xec76769aU, 0x8fcaca45U, 0x1f82829dU,
                              0x89c9c940U, 0xfa7d7d87U, 0xeffafa15U, 0xb25959ebU, 0x8e4747c9U,
                              0xfbf0f00bU, 0x41adadecU, 0xb3d4d467U, 0x5fa2a2fdU, 0x45afafeaU,
                              0x239c9cbfU, 0x53a4a4f7U, 0xe4727296U, 0x9bc0c05bU, 0x75b7b7c2U,
                              0xe1fdfd1cU, 0x3d9393aeU, 0x4c26266aU, 0x6c36365aU, 0x7e3f3f41U,
                              0xf5f7f702U, 0x83cccc4fU, 0x6834345cU, 0x51a5a5f4U, 0xd1e5e534U,
                              0xf9f1f108U, 0xe2717193U, 0xabd8d873U, 0x62313153U, 0x2a15153fU,
                              0x0804040cU, 0x95c7c752U, 0x46232365U, 0x9dc3c35eU, 0x30181828U,
                              0x379696a1U, 0x0a05050fU, 0x2f9a9ab5U, 0x0e070709U, 0x24121236U,
                              0x1b80809bU, 0xdfe2e23dU, 0xcdebeb26U, 0x4e272769U, 0x7fb2b2cdU,
                              0xea75759fU, 0x1209091bU, 0x1d83839eU, 0x582c2c74U, 0x341a1a2eU,
                              0x361b1b2dU, 0xdc6e6eb2U, 0xb45a5aeeU, 0x5ba0a0fbU, 0xa45252f6U,
                              0x763b3b4dU, 0xb7d6d661U, 0x7db3b3ceU, 0x5229297bU, 0xdde3e33eU,
                              0x5e2f2f71U, 0x13848497U, 0xa65353f5U, 0xb9d1d168U, 0x00000000U,
                              0xc1eded2cU, 0x40202060U, 0xe3fcfc1fU, 0x79b1b1c8U, 0xb65b5bedU,
                              0xd46a6abeU, 0x8dcbcb46U, 0x67bebed9U, 0x7239394bU, 0x944a4adeU,
                              0x984c4cd4U, 0xb05858e8U, 0x85cfcf4aU, 0xbbd0d06bU, 0xc5efef2aU,
                              0x4faaaae5U, 0xedfbfb16U, 0x864343c5U, 0x9a4d4dd7U, 0x66333355U,
                              0x11858594U, 0x8a4545cfU, 0xe9f9f910U, 0x04020206U, 0xfe7f7f81U,
                              0xa05050f0U, 0x783c3c44U, 0x259f9fbaU, 0x4ba8a8e3U, 0xa25151f3U,
                              0x5da3a3feU, 0x804040c0U, 0x058f8f8aU, 0x3f9292adU, 0x219d9dbcU,
                              0x70383848U, 0xf1f5f504U, 0x63bcbcdfU, 0x77b6b6c1U, 0xafdada75U,
                              0x42212163U, 0x20101030U, 0xe5ffff1aU, 0xfdf3f30eU, 0xbfd2d26dU,
                              0x81cdcd4cU, 0x180c0c14U, 0x26131335U, 0xc3ecec2fU, 0xbe5f5fe1U,
                              0x359797a2U, 0x884444ccU, 0x2e171739U, 0x93c4c457U, 0x55a7a7f2U,
                              0xfc7e7e82U, 0x7a3d3d47U, 0xc86464acU, 0xba5d5de7U, 0x3219192bU,
                              0xe6737395U, 0xc06060a0U, 0x19818198U, 0x9e4f4fd1U, 0xa3dcdc7fU,
                              0x44222266U, 0x542a2a7eU, 0x3b9090abU, 0x0b888883U, 0x8c4646caU,
                              0xc7eeee29U, 0x6bb8b8d3U, 0x2814143cU, 0xa7dede79U, 0xbc5e5ee2U,
                              0x160b0b1dU, 0xaddbdb76U, 0xdbe0e03bU, 0x64323256U, 0x743a3a4eU,
                              0x140a0a1eU, 0x924949dbU, 0x0c06060aU, 0x4824246cU, 0xb85c5ce4U,
                              0x9fc2c25dU, 0xbdd3d36eU, 0x43acacefU, 0xc46262a6U, 0x399191a8U,
                              0x319595a4U, 0xd3e4e437U, 0xf279798bU, 0xd5e7e732U, 0x8bc8c843U,
                              0x6e373759U, 0xda6d6db7U, 0x018d8d8cU, 0xb1d5d564U, 0x9c4e4ed2U,
                              0x49a9a9e0U, 0xd86c6cb4U, 0xac5656faU, 0xf3f4f407U, 0xcfeaea25U,
                              0xca6565afU, 0xf47a7a8eU, 0x47aeaee9U, 0x10080818U, 0x6fbabad5U,
                              0xf0787888U, 0x4a25256fU, 0x5c2e2e72U, 0x381c1c24U, 0x57a6a6f1U,
                              0x73b4b4c7U, 0x97c6c651U, 0xcbe8e823U, 0xa1dddd7cU, 0xe874749cU,
                              0x3e1f1f21U, 0x964b4bddU, 0x61bdbddcU, 0x0d8b8b86U, 0x0f8a8a85U,
                              0xe0707090U, 0x7c3e3e42U, 0x71b5b5c4U, 0xcc6666aaU, 0x904848d8U,
                              0x06030305U, 0xf7f6f601U, 0x1c0e0e12U, 0xc26161a3U, 0x6a35355fU,
                              0xae5757f9U, 0x69b9b9d0U, 0x17868691U, 0x99c1c158U, 0x3a1d1d27U,
                              0x279e9eb9U, 0xd9e1e138U, 0xebf8f813U, 0x2b9898b3U, 0x22111133U,
                              0xd26969bbU, 0xa9d9d970U, 0x078e8e89U, 0x339494a7U, 0x2d9b9bb6U,
                              0x3c1e1e22U, 0x15878792U, 0xc9e9e920U, 0x87cece49U, 0xaa5555ffU,
                              0x50282878U, 0xa5dfdf7aU, 0x038c8c8fU, 0x59a1a1f8U, 0x09898980U,
                              0x1a0d0d17U, 0x65bfbfdaU, 0xd7e6e631U, 0x844242c6U, 0xd06868b8U,
                              0x824141c3U, 0x299999b0U, 0x5a2d2d77U, 0x1e0f0f11U, 0x7bb0b0cbU,
                              0xa85454fcU, 0x6dbbbbd6U, 0x2c16163aU,
                            };
static const u32 Te1[256] = { 0xa5c66363U, 0x84f87c7cU, 0x99ee7777U,
                              0x8df67b7bU, 0x0dfff2f2U, 0xbdd66b6bU, 0xb1de6f6fU, 0x5491c5c5U,
                              0x50603030U, 0x03020101U, 0xa9ce6767U, 0x7d562b2bU, 0x19e7fefeU,
                              0x62b5d7d7U, 0xe64dababU, 0x9aec7676U, 0x458fcacaU, 0x9d1f8282U,
                              0x4089c9c9U, 0x87fa7d7dU, 0x15effafaU, 0xebb25959U, 0xc98e4747U,
                              0x0bfbf0f0U, 0xec41adadU, 0x67b3d4d4U, 0xfd5fa2a2U, 0xea45afafU,
                              0xbf239c9cU, 0xf753a4a4U, 0x96e47272U, 0x5b9bc0c0U, 0xc275b7b7U,
                              0x1ce1fdfdU, 0xae3d9393U, 0x6a4c2626U, 0x5a6c3636U, 0x417e3f3fU,
                              0x02f5f7f7U, 0x4f83ccccU, 0x5c683434U, 0xf451a5a5U, 0x34d1e5e5U,
                              0x08f9f1f1U, 0x93e27171U, 0x73abd8d8U, 0x53623131U, 0x3f2a1515U,
                              0x0c080404U, 0x5295c7c7U, 0x65462323U, 0x5e9dc3c3U, 0x28301818U,
                              0xa1379696U, 0x0f0a0505U, 0xb52f9a9aU, 0x090e0707U, 0x36241212U,
                              0x9b1b8080U, 0x3ddfe2e2U, 0x26cdebebU, 0x694e2727U, 0xcd7fb2b2U,
                              0x9fea7575U, 0x1b120909U, 0x9e1d8383U, 0x74582c2cU, 0x2e341a1aU,
                              0x2d361b1bU, 0xb2dc6e6eU, 0xeeb45a5aU, 0xfb5ba0a0U, 0xf6a45252U,
                              0x4d763b3bU, 0x61b7d6d6U, 0xce7db3b3U, 0x7b522929U, 0x3edde3e3U,
                              0x715e2f2fU, 0x97138484U, 0xf5a65353U, 0x68b9d1d1U, 0x00000000U,
                              0x2cc1ededU, 0x60402020U, 0x1fe3fcfcU, 0xc879b1b1U, 0xedb65b5bU,
                              0xbed46a6aU, 0x468dcbcbU, 0xd967bebeU, 0x4b723939U, 0xde944a4aU,
                              0xd4984c4cU, 0xe8b05858U, 0x4a85cfcfU, 0x6bbbd0d0U, 0x2ac5efefU,
                              0xe54faaaaU, 0x16edfbfbU, 0xc5864343U, 0xd79a4d4dU, 0x55663333U,
                              0x94118585U, 0xcf8a4545U, 0x10e9f9f9U, 0x06040202U, 0x81fe7f7fU,
                              0xf0a05050U, 0x44783c3cU, 0xba259f9fU, 0xe34ba8a8U, 0xf3a25151U,
                              0xfe5da3a3U, 0xc0804040U, 0x8a058f8fU, 0xad3f9292U, 0xbc219d9dU,
                              0x48703838U, 0x04f1f5f5U, 0xdf63bcbcU, 0xc177b6b6U, 0x75afdadaU,
                              0x63422121U, 0x30201010U, 0x1ae5ffffU, 0x0efdf3f3U, 0x6dbfd2d2U,
                              0x4c81cdcdU, 0x14180c0cU, 0x35261313U, 0x2fc3ececU, 0xe1be5f5fU,
                              0xa2359797U, 0xcc884444U, 0x392e1717U, 0x5793c4c4U, 0xf255a7a7U,
                              0x82fc7e7eU, 0x477a3d3dU, 0xacc86464U, 0xe7ba5d5dU, 0x2b321919U,
                              0x95e67373U, 0xa0c06060U, 0x98198181U, 0xd19e4f4fU, 0x7fa3dcdcU,
                              0x66442222U, 0x7e542a2aU, 0xab3b9090U, 0x830b8888U, 0xca8c4646U,
                              0x29c7eeeeU, 0xd36bb8b8U, 0x3c281414U, 0x79a7dedeU, 0xe2bc5e5eU,
                              0x1d160b0bU, 0x76addbdbU, 0x3bdbe0e0U, 0x56643232U, 0x4e743a3aU,
                              0x1e140a0aU, 0xdb924949U, 0x0a0c0606U, 0x6c482424U, 0xe4b85c5cU,
                              0x5d9fc2c2U, 0x6ebdd3d3U, 0xef43acacU, 0xa6c46262U, 0xa8399191U,
                              0xa4319595U, 0x37d3e4e4U, 0x8bf27979U, 0x32d5e7e7U, 0x438bc8c8U,
                              0x596e3737U, 0xb7da6d6dU, 0x8c018d8dU, 0x64b1d5d5U, 0xd29c4e4eU,
                              0xe049a9a9U, 0xb4d86c6cU, 0xfaac5656U, 0x07f3f4f4U, 0x25cfeaeaU,
                              0xafca6565U, 0x8ef47a7aU, 0xe947aeaeU, 0x18100808U, 0xd56fbabaU,
                              0x88f07878U, 0x6f4a2525U, 0x725c2e2eU, 0x24381c1cU, 0xf157a6a6U,
                              0xc773b4b4U, 0x5197c6c6U, 0x23cbe8e8U, 0x7ca1ddddU, 0x9ce87474U,
                              0x213e1f1fU, 0xdd964b4bU, 0xdc61bdbdU, 0x860d8b8bU, 0x850f8a8aU,
                              0x90e07070U, 0x427c3e3eU, 0xc471b5b5U, 0xaacc6666U, 0xd8904848U,
                              0x05060303U, 0x01f7f6f6U, 0x121c0e0eU, 0xa3c26161U, 0x5f6a3535U,
                              0xf9ae5757U, 0xd069b9b9U, 0x91178686U, 0x5899c1c1U, 0x273a1d1dU,
                              0xb9279e9eU, 0x38d9e1e1U, 0x13ebf8f8U, 0xb32b9898U, 0x33221111U,
                              0xbbd26969U, 0x70a9d9d9U, 0x89078e8eU, 0xa7339494U, 0xb62d9b9bU,
                              0x223c1e1eU, 0x92158787U, 0x20c9e9e9U, 0x4987ceceU, 0xffaa5555U,
                              0x78502828U, 0x7aa5dfdfU, 0x8f038c8cU, 0xf859a1a1U, 0x80098989U,
                              0x171a0d0dU, 0xda65bfbfU, 0x31d7e6e6U, 0xc6844242U, 0xb8d06868U,
                              0xc3824141U, 0xb0299999U, 0x775a2d2dU, 0x111e0f0fU, 0xcb7bb0b0U,
                              0xfca85454U, 0xd66dbbbbU, 0x3a2c1616U,
                            };
static const u32 Te2[256] = { 0x63a5c663U, 0x7c84f87cU, 0x7799ee77U,
                              0x7b8df67bU, 0xf20dfff2U, 0x6bbdd66bU, 0x6fb1de6fU, 0xc55491c5U,
                              0x30506030U, 0x01030201U, 0x67a9ce67U, 0x2b7d562bU, 0xfe19e7feU,
                              0xd762b5d7U, 0xabe64dabU, 0x769aec76U, 0xca458fcaU, 0x829d1f82U,
                              0xc94089c9U, 0x7d87fa7dU, 0xfa15effaU, 0x59ebb259U, 0x47c98e47U,
                              0xf00bfbf0U, 0xadec41adU, 0xd467b3d4U, 0xa2fd5fa2U, 0xafea45afU,
                              0x9cbf239cU, 0xa4f753a4U, 0x7296e472U, 0xc05b9bc0U, 0xb7c275b7U,
                              0xfd1ce1fdU, 0x93ae3d93U, 0x266a4c26U, 0x365a6c36U, 0x3f417e3fU,
                              0xf702f5f7U, 0xcc4f83ccU, 0x345c6834U, 0xa5f451a5U, 0xe534d1e5U,
                              0xf108f9f1U, 0x7193e271U, 0xd873abd8U, 0x31536231U, 0x153f2a15U,
                              0x040c0804U, 0xc75295c7U, 0x23654623U, 0xc35e9dc3U, 0x18283018U,
                              0x96a13796U, 0x050f0a05U, 0x9ab52f9aU, 0x07090e07U, 0x12362412U,
                              0x809b1b80U, 0xe23ddfe2U, 0xeb26cdebU, 0x27694e27U, 0xb2cd7fb2U,
                              0x759fea75U, 0x091b1209U, 0x839e1d83U, 0x2c74582cU, 0x1a2e341aU,
                              0x1b2d361bU, 0x6eb2dc6eU, 0x5aeeb45aU, 0xa0fb5ba0U, 0x52f6a452U,
                              0x3b4d763bU, 0xd661b7d6U, 0xb3ce7db3U, 0x297b5229U, 0xe33edde3U,
                              0x2f715e2fU, 0x84971384U, 0x53f5a653U, 0xd168b9d1U, 0x00000000U,
                              0xed2cc1edU, 0x20604020U, 0xfc1fe3fcU, 0xb1c879b1U, 0x5bedb65bU,
                              0x6abed46aU, 0xcb468dcbU, 0xbed967beU, 0x394b7239U, 0x4ade944aU,
                              0x4cd4984cU, 0x58e8b058U, 0xcf4a85cfU, 0xd06bbbd0U, 0xef2ac5efU,
                              0xaae54faaU, 0xfb16edfbU, 0x43c58643U, 0x4dd79a4dU, 0x33556633U,
                              0x85941185U, 0x45cf8a45U, 0xf910e9f9U, 0x02060402U, 0x7f81fe7fU,
                              0x50f0a050U, 0x3c44783cU, 0x9fba259fU, 0xa8e34ba8U, 0x51f3a251U,
                              0xa3fe5da3U, 0x40c08040U, 0x8f8a058fU, 0x92ad3f92U, 0x9dbc219dU,
                              0x38487038U, 0xf504f1f5U, 0xbcdf63bcU, 0xb6c177b6U, 0xda75afdaU,
                              0x21634221U, 0x10302010U, 0xff1ae5ffU, 0xf30efdf3U, 0xd26dbfd2U,
                              0xcd4c81cdU, 0x0c14180cU, 0x13352613U, 0xec2fc3ecU, 0x5fe1be5fU,
                              0x97a23597U, 0x44cc8844U, 0x17392e17U, 0xc45793c4U, 0xa7f255a7U,
                              0x7e82fc7eU, 0x3d477a3dU, 0x64acc864U, 0x5de7ba5dU, 0x192b3219U,
                              0x7395e673U, 0x60a0c060U, 0x81981981U, 0x4fd19e4fU, 0xdc7fa3dcU,
                              0x22664422U, 0x2a7e542aU, 0x90ab3b90U, 0x88830b88U, 0x46ca8c46U,
                              0xee29c7eeU, 0xb8d36bb8U, 0x143c2814U, 0xde79a7deU, 0x5ee2bc5eU,
                              0x0b1d160bU, 0xdb76addbU, 0xe03bdbe0U, 0x32566432U, 0x3a4e743aU,
                              0x0a1e140aU, 0x49db9249U, 0x060a0c06U, 0x246c4824U, 0x5ce4b85cU,
                              0xc25d9fc2U, 0xd36ebdd3U, 0xacef43acU, 0x62a6c462U, 0x91a83991U,
                              0x95a43195U, 0xe437d3e4U, 0x798bf279U, 0xe732d5e7U, 0xc8438bc8U,
                              0x37596e37U, 0x6db7da6dU, 0x8d8c018dU, 0xd564b1d5U, 0x4ed29c4eU,
                              0xa9e049a9U, 0x6cb4d86cU, 0x56faac56U, 0xf407f3f4U, 0xea25cfeaU,
                              0x65afca65U, 0x7a8ef47aU, 0xaee947aeU, 0x08181008U, 0xbad56fbaU,
                              0x7888f078U, 0x256f4a25U, 0x2e725c2eU, 0x1c24381cU, 0xa6f157a6U,
                              0xb4c773b4U, 0xc65197c6U, 0xe823cbe8U, 0xdd7ca1ddU, 0x749ce874U,
                              0x1f213e1fU, 0x4bdd964bU, 0xbddc61bdU, 0x8b860d8bU, 0x8a850f8aU,
                              0x7090e070U, 0x3e427c3eU, 0xb5c471b5U, 0x66aacc66U, 0x48d89048U,
                              0x03050603U, 0xf601f7f6U, 0x0e121c0eU, 0x61a3c261U, 0x355f6a35U,
                              0x57f9ae57U, 0xb9d069b9U, 0x86911786U, 0xc15899c1U, 0x1d273a1dU,
                              0x9eb9279eU, 0xe138d9e1U, 0xf813ebf8U, 0x98b32b98U, 0x11332211U,
                              0x69bbd269U, 0xd970a9d9U, 0x8e89078eU, 0x94a73394U, 0x9bb62d9bU,
                              0x1e223c1eU, 0x87921587U, 0xe920c9e9U, 0xce4987ceU, 0x55ffaa55U,
                              0x28785028U, 0xdf7aa5dfU, 0x8c8f038cU, 0xa1f859a1U, 0x89800989U,
                              0x0d171a0dU, 0xbfda65bfU, 0xe631d7e6U, 0x42c68442U, 0x68b8d068U,
                              0x41c38241U, 0x99b02999U, 0x2d775a2dU, 0x0f111e0fU, 0xb0cb7bb0U,
                              0x54fca854U, 0xbbd66dbbU, 0x163a2c16U,
                            };
static const u32 Te3[256] = { 0x6363a5c6U, 0x7c7c84f8U, 0x777799eeU,
                              0x7b7b8df6U, 0xf2f20dffU, 0x6b6bbdd6U, 0x6f6fb1deU, 0xc5c55491U,
                              0x30305060U, 0x01010302U, 0x6767a9ceU, 0x2b2b7d56U, 0xfefe19e7U,
                              0xd7d762b5U, 0xababe64dU, 0x76769aecU, 0xcaca458fU, 0x82829d1fU,
                              0xc9c94089U, 0x7d7d87faU, 0xfafa15efU, 0x5959ebb2U, 0x4747c98eU,
                              0xf0f00bfbU, 0xadadec41U, 0xd4d467b3U, 0xa2a2fd5fU, 0xafafea45U,
                              0x9c9cbf23U, 0xa4a4f753U, 0x727296e4U, 0xc0c05b9bU, 0xb7b7c275U,
                              0xfdfd1ce1U, 0x9393ae3dU, 0x26266a4cU, 0x36365a6cU, 0x3f3f417eU,
                              0xf7f702f5U, 0xcccc4f83U, 0x34345c68U, 0xa5a5f451U, 0xe5e534d1U,
                              0xf1f108f9U, 0x717193e2U, 0xd8d873abU, 0x31315362U, 0x15153f2aU,
                              0x04040c08U, 0xc7c75295U, 0x23236546U, 0xc3c35e9dU, 0x18182830U,
                              0x9696a137U, 0x05050f0aU, 0x9a9ab52fU, 0x0707090eU, 0x12123624U,
                              0x80809b1bU, 0xe2e23ddfU, 0xebeb26cdU, 0x2727694eU, 0xb2b2cd7fU,
                              0x75759feaU, 0x09091b12U, 0x83839e1dU, 0x2c2c7458U, 0x1a1a2e34U,
                              0x1b1b2d36U, 0x6e6eb2dcU, 0x5a5aeeb4U, 0xa0a0fb5bU, 0x5252f6a4U,
                              0x3b3b4d76U, 0xd6d661b7U, 0xb3b3ce7dU, 0x29297b52U, 0xe3e33eddU,
                              0x2f2f715eU, 0x84849713U, 0x5353f5a6U, 0xd1d168b9U, 0x00000000U,
                              0xeded2cc1U, 0x20206040U, 0xfcfc1fe3U, 0xb1b1c879U, 0x5b5bedb6U,
                              0x6a6abed4U, 0xcbcb468dU, 0xbebed967U, 0x39394b72U, 0x4a4ade94U,
                              0x4c4cd498U, 0x5858e8b0U, 0xcfcf4a85U, 0xd0d06bbbU, 0xefef2ac5U,
                              0xaaaae54fU, 0xfbfb16edU, 0x4343c586U, 0x4d4dd79aU, 0x33335566U,
                              0x85859411U, 0x4545cf8aU, 0xf9f910e9U, 0x02020604U, 0x7f7f81feU,
                              0x5050f0a0U, 0x3c3c4478U, 0x9f9fba25U, 0xa8a8e34bU, 0x5151f3a2U,
                              0xa3a3fe5dU, 0x4040c080U, 0x8f8f8a05U, 0x9292ad3fU, 0x9d9dbc21U,
                              0x38384870U, 0xf5f504f1U, 0xbcbcdf63U, 0xb6b6c177U, 0xdada75afU,
                              0x21216342U, 0x10103020U, 0xffff1ae5U, 0xf3f30efdU, 0xd2d26dbfU,
                              0xcdcd4c81U, 0x0c0c1418U, 0x13133526U, 0xecec2fc3U, 0x5f5fe1beU,
                              0x9797a235U, 0x4444cc88U, 0x1717392eU, 0xc4c45793U, 0xa7a7f255U,
                              0x7e7e82fcU, 0x3d3d477aU, 0x6464acc8U, 0x5d5de7baU, 0x19192b32U,
                              0x737395e6U, 0x6060a0c0U, 0x81819819U, 0x4f4fd19eU, 0xdcdc7fa3U,
                              0x22226644U, 0x2a2a7e54U, 0x9090ab3bU, 0x8888830bU, 0x4646ca8cU,
                              0xeeee29c7U, 0xb8b8d36bU, 0x14143c28U, 0xdede79a7U, 0x5e5ee2bcU,
                              0x0b0b1d16U, 0xdbdb76adU, 0xe0e03bdbU, 0x32325664U, 0x3a3a4e74U,
                              0x0a0a1e14U, 0x4949db92U, 0x06060a0cU, 0x24246c48U, 0x5c5ce4b8U,
                              0xc2c25d9fU, 0xd3d36ebdU, 0xacacef43U, 0x6262a6c4U, 0x9191a839U,
                              0x9595a431U, 0xe4e437d3U, 0x79798bf2U, 0xe7e732d5U, 0xc8c8438bU,
                              0x3737596eU, 0x6d6db7daU, 0x8d8d8c01U, 0xd5d564b1U, 0x4e4ed29cU,
                              0xa9a9e049U, 0x6c6cb4d8U, 0x5656faacU, 0xf4f407f3U, 0xeaea25cfU,
                              0x6565afcaU, 0x7a7a8ef4U, 0xaeaee947U, 0x08081810U, 0xbabad56fU,
                              0x787888f0U, 0x25256f4aU, 0x2e2e725cU, 0x1c1c2438U, 0xa6a6f157U,
                              0xb4b4c773U, 0xc6c65197U, 0xe8e823cbU, 0xdddd7ca1U, 0x74749ce8U,
                              0x1f1f213eU, 0x4b4bdd96U, 0xbdbddc61U, 0x8b8b860dU, 0x8a8a850fU,
                              0x707090e0U, 0x3e3e427cU, 0xb5b5c471U, 0x6666aaccU, 0x4848d890U,
                              0x03030506U, 0xf6f601f7U, 0x0e0e121cU, 0x6161a3c2U, 0x35355f6aU,
                              0x5757f9aeU, 0xb9b9d069U, 0x86869117U, 0xc1c15899U, 0x1d1d273aU,
                              0x9e9eb927U, 0xe1e138d9U, 0xf8f813ebU, 0x9898b32bU, 0x11113322U,
                              0x6969bbd2U, 0xd9d970a9U, 0x8e8e8907U, 0x9494a733U, 0x9b9bb62dU,
                              0x1e1e223cU, 0x87879215U, 0xe9e920c9U, 0xcece4987U, 0x5555ffaaU,
                              0x28287850U, 0xdfdf7aa5U, 0x8c8c8f03U, 0xa1a1f859U, 0x89898009U,
                              0x0d0d171aU, 0xbfbfda65U, 0xe6e631d7U, 0x4242c684U, 0x6868b8d0U,
                              0x4141c382U, 0x9999b029U, 0x2d2d775aU, 0x0f0f111eU, 0xb0b0cb7bU,
                              0x5454fca8U, 0xbbbbd66dU, 0x16163a2cU,
                            };

static const u32 Td0[256] = { 0x51f4a750U, 0x7e416553U, 0x1a17a4c3U,
                              0x3a275e96U, 0x3bab6bcbU, 0x1f9d45f1U, 0xacfa58abU, 0x4be30393U,
                              0x2030fa55U, 0xad766df6U, 0x88cc7691U, 0xf5024c25U, 0x4fe5d7fcU,
                              0xc52acbd7U, 0x26354480U, 0xb562a38fU, 0xdeb15a49U, 0x25ba1b67U,
                              0x45ea0e98U, 0x5dfec0e1U, 0xc32f7502U, 0x814cf012U, 0x8d4697a3U,
                              0x6bd3f9c6U, 0x038f5fe7U, 0x15929c95U, 0xbf6d7aebU, 0x955259daU,
                              0xd4be832dU, 0x587421d3U, 0x49e06929U, 0x8ec9c844U, 0x75c2896aU,
                              0xf48e7978U, 0x99583e6bU, 0x27b971ddU, 0xbee14fb6U, 0xf088ad17U,
                              0xc920ac66U, 0x7dce3ab4U, 0x63df4a18U, 0xe51a3182U, 0x97513360U,
                              0x62537f45U, 0xb16477e0U, 0xbb6bae84U, 0xfe81a01cU, 0xf9082b94U,
                              0x70486858U, 0x8f45fd19U, 0x94de6c87U, 0x527bf8b7U, 0xab73d323U,
                              0x724b02e2U, 0xe31f8f57U, 0x6655ab2aU, 0xb2eb2807U, 0x2fb5c203U,
                              0x86c57b9aU, 0xd33708a5U, 0x302887f2U, 0x23bfa5b2U, 0x02036abaU,
                              0xed16825cU, 0x8acf1c2bU, 0xa779b492U, 0xf307f2f0U, 0x4e69e2a1U,
                              0x65daf4cdU, 0x0605bed5U, 0xd134621fU, 0xc4a6fe8aU, 0x342e539dU,
                              0xa2f355a0U, 0x058ae132U, 0xa4f6eb75U, 0x0b83ec39U, 0x4060efaaU,
                              0x5e719f06U, 0xbd6e1051U, 0x3e218af9U, 0x96dd063dU, 0xdd3e05aeU,
                              0x4de6bd46U, 0x91548db5U, 0x71c45d05U, 0x0406d46fU, 0x605015ffU,
                              0x1998fb24U, 0xd6bde997U, 0x894043ccU, 0x67d99e77U, 0xb0e842bdU,
                              0x07898b88U, 0xe7195b38U, 0x79c8eedbU, 0xa17c0a47U, 0x7c420fe9U,
                              0xf8841ec9U, 0x00000000U, 0x09808683U, 0x322bed48U, 0x1e1170acU,
                              0x6c5a724eU, 0xfd0efffbU, 0x0f853856U, 0x3daed51eU, 0x362d3927U,
                              0x0a0fd964U, 0x685ca621U, 0x9b5b54d1U, 0x24362e3aU, 0x0c0a67b1U,
                              0x9357e70fU, 0xb4ee96d2U, 0x1b9b919eU, 0x80c0c54fU, 0x61dc20a2U,
                              0x5a774b69U, 0x1c121a16U, 0xe293ba0aU, 0xc0a02ae5U, 0x3c22e043U,
                              0x121b171dU, 0x0e090d0bU, 0xf28bc7adU, 0x2db6a8b9U, 0x141ea9c8U,
                              0x57f11985U, 0xaf75074cU, 0xee99ddbbU, 0xa37f60fdU, 0xf701269fU,
                              0x5c72f5bcU, 0x44663bc5U, 0x5bfb7e34U, 0x8b432976U, 0xcb23c6dcU,
                              0xb6edfc68U, 0xb8e4f163U, 0xd731dccaU, 0x42638510U, 0x13972240U,
                              0x84c61120U, 0x854a247dU, 0xd2bb3df8U, 0xaef93211U, 0xc729a16dU,
                              0x1d9e2f4bU, 0xdcb230f3U, 0x0d8652ecU, 0x77c1e3d0U, 0x2bb3166cU,
                              0xa970b999U, 0x119448faU, 0x47e96422U, 0xa8fc8cc4U, 0xa0f03f1aU,
                              0x567d2cd8U, 0x223390efU, 0x87494ec7U, 0xd938d1c1U, 0x8ccaa2feU,
                              0x98d40b36U, 0xa6f581cfU, 0xa57ade28U, 0xdab78e26U, 0x3fadbfa4U,
                              0x2c3a9de4U, 0x5078920dU, 0x6a5fcc9bU, 0x547e4662U, 0xf68d13c2U,
                              0x90d8b8e8U, 0x2e39f75eU, 0x82c3aff5U, 0x9f5d80beU, 0x69d0937cU,
                              0x6fd52da9U, 0xcf2512b3U, 0xc8ac993bU, 0x10187da7U, 0xe89c636eU,
                              0xdb3bbb7bU, 0xcd267809U, 0x6e5918f4U, 0xec9ab701U, 0x834f9aa8U,
                              0xe6956e65U, 0xaaffe67eU, 0x21bccf08U, 0xef15e8e6U, 0xbae79bd9U,
                              0x4a6f36ceU, 0xea9f09d4U, 0x29b07cd6U, 0x31a4b2afU, 0x2a3f2331U,
                              0xc6a59430U, 0x35a266c0U, 0x744ebc37U, 0xfc82caa6U, 0xe090d0b0U,
                              0x33a7d815U, 0xf104984aU, 0x41ecdaf7U, 0x7fcd500eU, 0x1791f62fU,
                              0x764dd68dU, 0x43efb04dU, 0xccaa4d54U, 0xe49604dfU, 0x9ed1b5e3U,
                              0x4c6a881bU, 0xc12c1fb8U, 0x4665517fU, 0x9d5eea04U, 0x018c355dU,
                              0xfa877473U, 0xfb0b412eU, 0xb3671d5aU, 0x92dbd252U, 0xe9105633U,
                              0x6dd64713U, 0x9ad7618cU, 0x37a10c7aU, 0x59f8148eU, 0xeb133c89U,
                              0xcea927eeU, 0xb761c935U, 0xe11ce5edU, 0x7a47b13cU, 0x9cd2df59U,
                              0x55f2733fU, 0x1814ce79U, 0x73c737bfU, 0x53f7cdeaU, 0x5ffdaa5bU,
                              0xdf3d6f14U, 0x7844db86U, 0xcaaff381U, 0xb968c43eU, 0x3824342cU,
                              0xc2a3405fU, 0x161dc372U, 0xbce2250cU, 0x283c498bU, 0xff0d9541U,
                              0x39a80171U, 0x080cb3deU, 0xd8b4e49cU, 0x6456c190U, 0x7bcb8461U,
                              0xd532b670U, 0x486c5c74U, 0xd0b85742U,
                            };
static const u32 Td1[256] = { 0x5051f4a7U, 0x537e4165U, 0xc31a17a4U,
                              0x963a275eU, 0xcb3bab6bU, 0xf11f9d45U, 0xabacfa58U, 0x934be303U,
                              0x552030faU, 0xf6ad766dU, 0x9188cc76U, 0x25f5024cU, 0xfc4fe5d7U,
                              0xd7c52acbU, 0x80263544U, 0x8fb562a3U, 0x49deb15aU, 0x6725ba1bU,
                              0x9845ea0eU, 0xe15dfec0U, 0x02c32f75U, 0x12814cf0U, 0xa38d4697U,
                              0xc66bd3f9U, 0xe7038f5fU, 0x9515929cU, 0xebbf6d7aU, 0xda955259U,
                              0x2dd4be83U, 0xd3587421U, 0x2949e069U, 0x448ec9c8U, 0x6a75c289U,
                              0x78f48e79U, 0x6b99583eU, 0xdd27b971U, 0xb6bee14fU, 0x17f088adU,
                              0x66c920acU, 0xb47dce3aU, 0x1863df4aU, 0x82e51a31U, 0x60975133U,
                              0x4562537fU, 0xe0b16477U, 0x84bb6baeU, 0x1cfe81a0U, 0x94f9082bU,
                              0x58704868U, 0x198f45fdU, 0x8794de6cU, 0xb7527bf8U, 0x23ab73d3U,
                              0xe2724b02U, 0x57e31f8fU, 0x2a6655abU, 0x07b2eb28U, 0x032fb5c2U,
                              0x9a86c57bU, 0xa5d33708U, 0xf2302887U, 0xb223bfa5U, 0xba02036aU,
                              0x5ced1682U, 0x2b8acf1cU, 0x92a779b4U, 0xf0f307f2U, 0xa14e69e2U,
                              0xcd65daf4U, 0xd50605beU, 0x1fd13462U, 0x8ac4a6feU, 0x9d342e53U,
                              0xa0a2f355U, 0x32058ae1U, 0x75a4f6ebU, 0x390b83ecU, 0xaa4060efU,
                              0x065e719fU, 0x51bd6e10U, 0xf93e218aU, 0x3d96dd06U, 0xaedd3e05U,
                              0x464de6bdU, 0xb591548dU, 0x0571c45dU, 0x6f0406d4U, 0xff605015U,
                              0x241998fbU, 0x97d6bde9U, 0xcc894043U, 0x7767d99eU, 0xbdb0e842U,
                              0x8807898bU, 0x38e7195bU, 0xdb79c8eeU, 0x47a17c0aU, 0xe97c420fU,
                              0xc9f8841eU, 0x00000000U, 0x83098086U, 0x48322bedU, 0xac1e1170U,
                              0x4e6c5a72U, 0xfbfd0effU, 0x560f8538U, 0x1e3daed5U, 0x27362d39U,
                              0x640a0fd9U, 0x21685ca6U, 0xd19b5b54U, 0x3a24362eU, 0xb10c0a67U,
                              0x0f9357e7U, 0xd2b4ee96U, 0x9e1b9b91U, 0x4f80c0c5U, 0xa261dc20U,
                              0x695a774bU, 0x161c121aU, 0x0ae293baU, 0xe5c0a02aU, 0x433c22e0U,
                              0x1d121b17U, 0x0b0e090dU, 0xadf28bc7U, 0xb92db6a8U, 0xc8141ea9U,
                              0x8557f119U, 0x4caf7507U, 0xbbee99ddU, 0xfda37f60U, 0x9ff70126U,
                              0xbc5c72f5U, 0xc544663bU, 0x345bfb7eU, 0x768b4329U, 0xdccb23c6U,
                              0x68b6edfcU, 0x63b8e4f1U, 0xcad731dcU, 0x10426385U, 0x40139722U,
                              0x2084c611U, 0x7d854a24U, 0xf8d2bb3dU, 0x11aef932U, 0x6dc729a1U,
                              0x4b1d9e2fU, 0xf3dcb230U, 0xec0d8652U, 0xd077c1e3U, 0x6c2bb316U,
                              0x99a970b9U, 0xfa119448U, 0x2247e964U, 0xc4a8fc8cU, 0x1aa0f03fU,
                              0xd8567d2cU, 0xef223390U, 0xc787494eU, 0xc1d938d1U, 0xfe8ccaa2U,
                              0x3698d40bU, 0xcfa6f581U, 0x28a57adeU, 0x26dab78eU, 0xa43fadbfU,
                              0xe42c3a9dU, 0x0d507892U, 0x9b6a5fccU, 0x62547e46U, 0xc2f68d13U,
                              0xe890d8b8U, 0x5e2e39f7U, 0xf582c3afU, 0xbe9f5d80U, 0x7c69d093U,
                              0xa96fd52dU, 0xb3cf2512U, 0x3bc8ac99U, 0xa710187dU, 0x6ee89c63U,
                              0x7bdb3bbbU, 0x09cd2678U, 0xf46e5918U, 0x01ec9ab7U, 0xa8834f9aU,
                              0x65e6956eU, 0x7eaaffe6U, 0x0821bccfU, 0xe6ef15e8U, 0xd9bae79bU,
                              0xce4a6f36U, 0xd4ea9f09U, 0xd629b07cU, 0xaf31a4b2U, 0x312a3f23U,
                              0x30c6a594U, 0xc035a266U, 0x37744ebcU, 0xa6fc82caU, 0xb0e090d0U,
                              0x1533a7d8U, 0x4af10498U, 0xf741ecdaU, 0x0e7fcd50U, 0x2f1791f6U,
                              0x8d764dd6U, 0x4d43efb0U, 0x54ccaa4dU, 0xdfe49604U, 0xe39ed1b5U,
                              0x1b4c6a88U, 0xb8c12c1fU, 0x7f466551U, 0x049d5eeaU, 0x5d018c35U,
                              0x73fa8774U, 0x2efb0b41U, 0x5ab3671dU, 0x5292dbd2U, 0x33e91056U,
                              0x136dd647U, 0x8c9ad761U, 0x7a37a10cU, 0x8e59f814U, 0x89eb133cU,
                              0xeecea927U, 0x35b761c9U, 0xede11ce5U, 0x3c7a47b1U, 0x599cd2dfU,
                              0x3f55f273U, 0x791814ceU, 0xbf73c737U, 0xea53f7cdU, 0x5b5ffdaaU,
                              0x14df3d6fU, 0x867844dbU, 0x81caaff3U, 0x3eb968c4U, 0x2c382434U,
                              0x5fc2a340U, 0x72161dc3U, 0x0cbce225U, 0x8b283c49U, 0x41ff0d95U,
                              0x7139a801U, 0xde080cb3U, 0x9cd8b4e4U, 0x906456c1U, 0x617bcb84U,
                              0x70d532b6U, 0x74486c5cU, 0x42d0b857U,
                            };
static const u32 Td2[256] = { 0xa75051f4U, 0x65537e41U, 0xa4c31a17U,
                              0x5e963a27U, 0x6bcb3babU, 0x45f11f9dU, 0x58abacfaU, 0x03934be3U,
                              0xfa552030U, 0x6df6ad76U, 0x769188ccU, 0x4c25f502U, 0xd7fc4fe5U,
                              0xcbd7c52aU, 0x44802635U, 0xa38fb562U, 0x5a49deb1U, 0x1b6725baU,
                              0x0e9845eaU, 0xc0e15dfeU, 0x7502c32fU, 0xf012814cU, 0x97a38d46U,
                              0xf9c66bd3U, 0x5fe7038fU, 0x9c951592U, 0x7aebbf6dU, 0x59da9552U,
                              0x832dd4beU, 0x21d35874U, 0x692949e0U, 0xc8448ec9U, 0x896a75c2U,
                              0x7978f48eU, 0x3e6b9958U, 0x71dd27b9U, 0x4fb6bee1U, 0xad17f088U,
                              0xac66c920U, 0x3ab47dceU, 0x4a1863dfU, 0x3182e51aU, 0x33609751U,
                              0x7f456253U, 0x77e0b164U, 0xae84bb6bU, 0xa01cfe81U, 0x2b94f908U,
                              0x68587048U, 0xfd198f45U, 0x6c8794deU, 0xf8b7527bU, 0xd323ab73U,
                              0x02e2724bU, 0x8f57e31fU, 0xab2a6655U, 0x2807b2ebU, 0xc2032fb5U,
                              0x7b9a86c5U, 0x08a5d337U, 0x87f23028U, 0xa5b223bfU, 0x6aba0203U,
                              0x825ced16U, 0x1c2b8acfU, 0xb492a779U, 0xf2f0f307U, 0xe2a14e69U,
                              0xf4cd65daU, 0xbed50605U, 0x621fd134U, 0xfe8ac4a6U, 0x539d342eU,
                              0x55a0a2f3U, 0xe132058aU, 0xeb75a4f6U, 0xec390b83U, 0xefaa4060U,
                              0x9f065e71U, 0x1051bd6eU, 0x8af93e21U, 0x063d96ddU, 0x05aedd3eU,
                              0xbd464de6U, 0x8db59154U, 0x5d0571c4U, 0xd46f0406U, 0x15ff6050U,
                              0xfb241998U, 0xe997d6bdU, 0x43cc8940U, 0x9e7767d9U, 0x42bdb0e8U,
                              0x8b880789U, 0x5b38e719U, 0xeedb79c8U, 0x0a47a17cU, 0x0fe97c42U,
                              0x1ec9f884U, 0x00000000U, 0x86830980U, 0xed48322bU, 0x70ac1e11U,
                              0x724e6c5aU, 0xfffbfd0eU, 0x38560f85U, 0xd51e3daeU, 0x3927362dU,
                              0xd9640a0fU, 0xa621685cU, 0x54d19b5bU, 0x2e3a2436U, 0x67b10c0aU,
                              0xe70f9357U, 0x96d2b4eeU, 0x919e1b9bU, 0xc54f80c0U, 0x20a261dcU,
                              0x4b695a77U, 0x1a161c12U, 0xba0ae293U, 0x2ae5c0a0U, 0xe0433c22U,
                              0x171d121bU, 0x0d0b0e09U, 0xc7adf28bU, 0xa8b92db6U, 0xa9c8141eU,
                              0x198557f1U, 0x074caf75U, 0xddbbee99U, 0x60fda37fU, 0x269ff701U,
                              0xf5bc5c72U, 0x3bc54466U, 0x7e345bfbU, 0x29768b43U, 0xc6dccb23U,
                              0xfc68b6edU, 0xf163b8e4U, 0xdccad731U, 0x85104263U, 0x22401397U,
                              0x112084c6U, 0x247d854aU, 0x3df8d2bbU, 0x3211aef9U, 0xa16dc729U,
                              0x2f4b1d9eU, 0x30f3dcb2U, 0x52ec0d86U, 0xe3d077c1U, 0x166c2bb3U,
                              0xb999a970U, 0x48fa1194U, 0x642247e9U, 0x8cc4a8fcU, 0x3f1aa0f0U,
                              0x2cd8567dU, 0x90ef2233U, 0x4ec78749U, 0xd1c1d938U, 0xa2fe8ccaU,
                              0x0b3698d4U, 0x81cfa6f5U, 0xde28a57aU, 0x8e26dab7U, 0xbfa43fadU,
                              0x9de42c3aU, 0x920d5078U, 0xcc9b6a5fU, 0x4662547eU, 0x13c2f68dU,
                              0xb8e890d8U, 0xf75e2e39U, 0xaff582c3U, 0x80be9f5dU, 0x937c69d0U,
                              0x2da96fd5U, 0x12b3cf25U, 0x993bc8acU, 0x7da71018U, 0x636ee89cU,
                              0xbb7bdb3bU, 0x7809cd26U, 0x18f46e59U, 0xb701ec9aU, 0x9aa8834fU,
                              0x6e65e695U, 0xe67eaaffU, 0xcf0821bcU, 0xe8e6ef15U, 0x9bd9bae7U,
                              0x36ce4a6fU, 0x09d4ea9fU, 0x7cd629b0U, 0xb2af31a4U, 0x23312a3fU,
                              0x9430c6a5U, 0x66c035a2U, 0xbc37744eU, 0xcaa6fc82U, 0xd0b0e090U,
                              0xd81533a7U, 0x984af104U, 0xdaf741ecU, 0x500e7fcdU, 0xf62f1791U,
                              0xd68d764dU, 0xb04d43efU, 0x4d54ccaaU, 0x04dfe496U, 0xb5e39ed1U,
                              0x881b4c6aU, 0x1fb8c12cU, 0x517f4665U, 0xea049d5eU, 0x355d018cU,
                              0x7473fa87U, 0x412efb0bU, 0x1d5ab367U, 0xd25292dbU, 0x5633e910U,
                              0x47136dd6U, 0x618c9ad7U, 0x0c7a37a1U, 0x148e59f8U, 0x3c89eb13U,
                              0x27eecea9U, 0xc935b761U, 0xe5ede11cU, 0xb13c7a47U, 0xdf599cd2U,
                              0x733f55f2U, 0xce791814U, 0x37bf73c7U, 0xcdea53f7U, 0xaa5b5ffdU,
                              0x6f14df3dU, 0xdb867844U, 0xf381caafU, 0xc43eb968U, 0x342c3824U,
                              0x405fc2a3U, 0xc372161dU, 0x250cbce2U, 0x498b283cU, 0x9541ff0dU,
                              0x017139a8U, 0xb3de080cU, 0xe49cd8b4U, 0xc1906456U, 0x84617bcbU,
                              0xb670d532U, 0x5c74486cU, 0x5742d0b8U,
                            };
static const u32 Td3[256] = { 0xf4a75051U, 0x4165537eU, 0x17a4c31aU,
                              0x275e963aU, 0xab6bcb3bU, 0x9d45f11fU, 0xfa58abacU, 0xe303934bU,
                              0x30fa5520U, 0x766df6adU, 0xcc769188U, 0x024c25f5U, 0xe5d7fc4fU,
                              0x2acbd7c5U, 0x35448026U, 0x62a38fb5U, 0xb15a49deU, 0xba1b6725U,
                              0xea0e9845U, 0xfec0e15dU, 0x2f7502c3U, 0x4cf01281U, 0x4697a38dU,
                              0xd3f9c66bU, 0x8f5fe703U, 0x929c9515U, 0x6d7aebbfU, 0x5259da95U,
                              0xbe832dd4U, 0x7421d358U, 0xe0692949U, 0xc9c8448eU, 0xc2896a75U,
                              0x8e7978f4U, 0x583e6b99U, 0xb971dd27U, 0xe14fb6beU, 0x88ad17f0U,
                              0x20ac66c9U, 0xce3ab47dU, 0xdf4a1863U, 0x1a3182e5U, 0x51336097U,
                              0x537f4562U, 0x6477e0b1U, 0x6bae84bbU, 0x81a01cfeU, 0x082b94f9U,
                              0x48685870U, 0x45fd198fU, 0xde6c8794U, 0x7bf8b752U, 0x73d323abU,
                              0x4b02e272U, 0x1f8f57e3U, 0x55ab2a66U, 0xeb2807b2U, 0xb5c2032fU,
                              0xc57b9a86U, 0x3708a5d3U, 0x2887f230U, 0xbfa5b223U, 0x036aba02U,
                              0x16825cedU, 0xcf1c2b8aU, 0x79b492a7U, 0x07f2f0f3U, 0x69e2a14eU,
                              0xdaf4cd65U, 0x05bed506U, 0x34621fd1U, 0xa6fe8ac4U, 0x2e539d34U,
                              0xf355a0a2U, 0x8ae13205U, 0xf6eb75a4U, 0x83ec390bU, 0x60efaa40U,
                              0x719f065eU, 0x6e1051bdU, 0x218af93eU, 0xdd063d96U, 0x3e05aeddU,
                              0xe6bd464dU, 0x548db591U, 0xc45d0571U, 0x06d46f04U, 0x5015ff60U,
                              0x98fb2419U, 0xbde997d6U, 0x4043cc89U, 0xd99e7767U, 0xe842bdb0U,
                              0x898b8807U, 0x195b38e7U, 0xc8eedb79U, 0x7c0a47a1U, 0x420fe97cU,
                              0x841ec9f8U, 0x00000000U, 0x80868309U, 0x2bed4832U, 0x1170ac1eU,
                              0x5a724e6cU, 0x0efffbfdU, 0x8538560fU, 0xaed51e3dU, 0x2d392736U,
                              0x0fd9640aU, 0x5ca62168U, 0x5b54d19bU, 0x362e3a24U, 0x0a67b10cU,
                              0x57e70f93U, 0xee96d2b4U, 0x9b919e1bU, 0xc0c54f80U, 0xdc20a261U,
                              0x774b695aU, 0x121a161cU, 0x93ba0ae2U, 0xa02ae5c0U, 0x22e0433cU,
                              0x1b171d12U, 0x090d0b0eU, 0x8bc7adf2U, 0xb6a8b92dU, 0x1ea9c814U,
                              0xf1198557U, 0x75074cafU, 0x99ddbbeeU, 0x7f60fda3U, 0x01269ff7U,
                              0x72f5bc5cU, 0x663bc544U, 0xfb7e345bU, 0x4329768bU, 0x23c6dccbU,
                              0xedfc68b6U, 0xe4f163b8U, 0x31dccad7U, 0x63851042U, 0x97224013U,
                              0xc6112084U, 0x4a247d85U, 0xbb3df8d2U, 0xf93211aeU, 0x29a16dc7U,
                              0x9e2f4b1dU, 0xb230f3dcU, 0x8652ec0dU, 0xc1e3d077U, 0xb3166c2bU,
                              0x70b999a9U, 0x9448fa11U, 0xe9642247U, 0xfc8cc4a8U, 0xf03f1aa0U,
                              0x7d2cd856U, 0x3390ef22U, 0x494ec787U, 0x38d1c1d9U, 0xcaa2fe8cU,
                              0xd40b3698U, 0xf581cfa6U, 0x7ade28a5U, 0xb78e26daU, 0xadbfa43fU,
                              0x3a9de42cU, 0x78920d50U, 0x5fcc9b6aU, 0x7e466254U, 0x8d13c2f6U,
                              0xd8b8e890U, 0x39f75e2eU, 0xc3aff582U, 0x5d80be9fU, 0xd0937c69U,
                              0xd52da96fU, 0x2512b3cfU, 0xac993bc8U, 0x187da710U, 0x9c636ee8U,
                              0x3bbb7bdbU, 0x267809cdU, 0x5918f46eU, 0x9ab701ecU, 0x4f9aa883U,
                              0x956e65e6U, 0xffe67eaaU, 0xbccf0821U, 0x15e8e6efU, 0xe79bd9baU,
                              0x6f36ce4aU, 0x9f09d4eaU, 0xb07cd629U, 0xa4b2af31U, 0x3f23312aU,
                              0xa59430c6U, 0xa266c035U, 0x4ebc3774U, 0x82caa6fcU, 0x90d0b0e0U,
                              0xa7d81533U, 0x04984af1U, 0xecdaf741U, 0xcd500e7fU, 0x91f62f17U,
                              0x4dd68d76U, 0xefb04d43U, 0xaa4d54ccU, 0x9604dfe4U, 0xd1b5e39eU,
                              0x6a881b4cU, 0x2c1fb8c1U, 0x65517f46U, 0x5eea049dU, 0x8c355d01U,
                              0x877473faU, 0x0b412efbU, 0x671d5ab3U, 0xdbd25292U, 0x105633e9U,
                              0xd647136dU, 0xd7618c9aU, 0xa10c7a37U, 0xf8148e59U, 0x133c89ebU,
                              0xa927eeceU, 0x61c935b7U, 0x1ce5ede1U, 0x47b13c7aU, 0xd2df599cU,
                              0xf2733f55U, 0x14ce7918U, 0xc737bf73U, 0xf7cdea53U, 0xfdaa5b5fU,
                              0x3d6f14dfU, 0x44db8678U, 0xaff381caU, 0x68c43eb9U, 0x24342c38U,
                              0xa3405fc2U, 0x1dc37216U, 0xe2250cbcU, 0x3c498b28U, 0x0d9541ffU,
                              0xa8017139U, 0x0cb3de08U, 0xb4e49cd8U, 0x56c19064U, 0xcb84617bU,
                              0x32b670d5U, 0x6c5c7448U, 0xb85742d0U,
                            };
static const u8 Td4[256] = { 0x52U, 0x09U, 0x6aU, 0xd5U, 0x30U, 0x36U, 0xa5U,
                             0x38U, 0xbfU, 0x40U, 0xa3U, 0x9eU, 0x81U, 0xf3U, 0xd7U, 0xfbU, 0x7cU,
                             0xe3U, 0x39U, 0x82U, 0x9bU, 0x2fU, 0xffU, 0x87U, 0x34U, 0x8eU, 0x43U,
                             0x44U, 0xc4U, 0xdeU, 0xe9U, 0xcbU, 0x54U, 0x7bU, 0x94U, 0x32U, 0xa6U,
                             0xc2U, 0x23U, 0x3dU, 0xeeU, 0x4cU, 0x95U, 0x0bU, 0x42U, 0xfaU, 0xc3U,
                             0x4eU, 0x08U, 0x2eU, 0xa1U, 0x66U, 0x28U, 0xd9U, 0x24U, 0xb2U, 0x76U,
                             0x5bU, 0xa2U, 0x49U, 0x6dU, 0x8bU, 0xd1U, 0x25U, 0x72U, 0xf8U, 0xf6U,
                             0x64U, 0x86U, 0x68U, 0x98U, 0x16U, 0xd4U, 0xa4U, 0x5cU, 0xccU, 0x5dU,
                             0x65U, 0xb6U, 0x92U, 0x6cU, 0x70U, 0x48U, 0x50U, 0xfdU, 0xedU, 0xb9U,
                             0xdaU, 0x5eU, 0x15U, 0x46U, 0x57U, 0xa7U, 0x8dU, 0x9dU, 0x84U, 0x90U,
                             0xd8U, 0xabU, 0x00U, 0x8cU, 0xbcU, 0xd3U, 0x0aU, 0xf7U, 0xe4U, 0x58U,
                             0x05U, 0xb8U, 0xb3U, 0x45U, 0x06U, 0xd0U, 0x2cU, 0x1eU, 0x8fU, 0xcaU,
                             0x3fU, 0x0fU, 0x02U, 0xc1U, 0xafU, 0xbdU, 0x03U, 0x01U, 0x13U, 0x8aU,
                             0x6bU, 0x3aU, 0x91U, 0x11U, 0x41U, 0x4fU, 0x67U, 0xdcU, 0xeaU, 0x97U,
                             0xf2U, 0xcfU, 0xceU, 0xf0U, 0xb4U, 0xe6U, 0x73U, 0x96U, 0xacU, 0x74U,
                             0x22U, 0xe7U, 0xadU, 0x35U, 0x85U, 0xe2U, 0xf9U, 0x37U, 0xe8U, 0x1cU,
                             0x75U, 0xdfU, 0x6eU, 0x47U, 0xf1U, 0x1aU, 0x71U, 0x1dU, 0x29U, 0xc5U,
                             0x89U, 0x6fU, 0xb7U, 0x62U, 0x0eU, 0xaaU, 0x18U, 0xbeU, 0x1bU, 0xfcU,
                             0x56U, 0x3eU, 0x4bU, 0xc6U, 0xd2U, 0x79U, 0x20U, 0x9aU, 0xdbU, 0xc0U,
                             0xfeU, 0x78U, 0xcdU, 0x5aU, 0xf4U, 0x1fU, 0xddU, 0xa8U, 0x33U, 0x88U,
                             0x07U, 0xc7U, 0x31U, 0xb1U, 0x12U, 0x10U, 0x59U, 0x27U, 0x80U, 0xecU,
                             0x5fU, 0x60U, 0x51U, 0x7fU, 0xa9U, 0x19U, 0xb5U, 0x4aU, 0x0dU, 0x2dU,
                             0xe5U, 0x7aU, 0x9fU, 0x93U, 0xc9U, 0x9cU, 0xefU, 0xa0U, 0xe0U, 0x3bU,
                             0x4dU, 0xaeU, 0x2aU, 0xf5U, 0xb0U, 0xc8U, 0xebU, 0xbbU, 0x3cU, 0x83U,
                             0x53U, 0x99U, 0x61U, 0x17U, 0x2bU, 0x04U, 0x7eU, 0xbaU, 0x77U, 0xd6U,
                             0x26U, 0xe1U, 0x69U, 0x14U, 0x63U, 0x55U, 0x21U, 0x0cU, 0x7dU,
                           };
static const u32 rcon[] = { 0x01000000, 0x02000000, 0x04000000, 0x08000000,
                            0x10000000, 0x20000000, 0x40000000, 0x80000000, 0x1B000000, 0x36000000, /* for 128-bit blocks, Rijndael never uses more than 10 rcon values */
                          };

/**
 * Expand the cipher key into the encryption key schedule.
 */
int _aes_set_encrypt_key(const unsigned char *userKey, const int bits, AES_KEY *key)
{
    u32 *rk;
    int i = 0;
    u32 temp;

    if (!userKey || !key)
    {
        return -1;
    }
    if (bits != 128 && bits != 192 && bits != 256)
    {
        return -2;
    }

    rk = key->rd_key;

    if (bits == 128)
    {
        key->rounds = 10;
    }
    else if (bits == 192)
    {
        key->rounds = 12;
    }
    else
    {
        key->rounds = 14;
    }

    rk[0] = GETU32(userKey);
    rk[1] = GETU32(userKey + 4);
    rk[2] = GETU32(userKey + 8);
    rk[3] = GETU32(userKey + 12);

    if (bits == 128)
    {
        while (1)
        {
            temp = rk[3];
            rk[4] = rk[0] ^ (Te2[(temp >> 16) & 0xff] & 0xff000000)
                    ^ (Te3[(temp >> 8) & 0xff] & 0x00ff0000)
                    ^ (Te0[(temp) & 0xff] & 0x0000ff00)
                    ^ (Te1[(temp >> 24)] & 0x000000ff) ^ rcon[i];
            rk[5] = rk[1] ^ rk[4];
            rk[6] = rk[2] ^ rk[5];
            rk[7] = rk[3] ^ rk[6];
            if (++i == 10)
            {
                return 0;
            }
            rk += 4;
        }
    }

    rk[4] = GETU32(userKey + 16);
    rk[5] = GETU32(userKey + 20);

    if (bits == 192)
    {
        while (1)
        {
            temp = rk[5];
            rk[6] = rk[0] ^ (Te2[(temp >> 16) & 0xff] & 0xff000000)
                    ^ (Te3[(temp >> 8) & 0xff] & 0x00ff0000)
                    ^ (Te0[(temp) & 0xff] & 0x0000ff00)
                    ^ (Te1[(temp >> 24)] & 0x000000ff) ^ rcon[i];
            rk[7] = rk[1] ^ rk[6];
            rk[8] = rk[2] ^ rk[7];
            rk[9] = rk[3] ^ rk[8];
            if (++i == 8)
            {
                return 0;
            }
            rk[10] = rk[4] ^ rk[9];
            rk[11] = rk[5] ^ rk[10];
            rk += 6;
        }
    }

    rk[6] = GETU32(userKey + 24);
    rk[7] = GETU32(userKey + 28);

    if (bits == 256)
    {
        while (1)
        {
            temp = rk[7];
            rk[8] = rk[0] ^ (Te2[(temp >> 16) & 0xff] & 0xff000000)
                    ^ (Te3[(temp >> 8) & 0xff] & 0x00ff0000)
                    ^ (Te0[(temp) & 0xff] & 0x0000ff00)
                    ^ (Te1[(temp >> 24)] & 0x000000ff) ^ rcon[i];
            rk[9] = rk[1] ^ rk[8];
            rk[10] = rk[2] ^ rk[9];
            rk[11] = rk[3] ^ rk[10];
            if (++i == 7)
            {
                return 0;
            }
            temp = rk[11];
            rk[12] = rk[4] ^ (Te2[(temp >> 24)] & 0xff000000)
                     ^ (Te3[(temp >> 16) & 0xff] & 0x00ff0000)
                     ^ (Te0[(temp >> 8) & 0xff] & 0x0000ff00)
                     ^ (Te1[(temp) & 0xff] & 0x000000ff);
            rk[13] = rk[5] ^ rk[12];
            rk[14] = rk[6] ^ rk[13];
            rk[15] = rk[7] ^ rk[14];

            rk += 8;
        }
    }

    return 0;
}

/**
 * Expand the cipher key into the decryption key schedule.
 */
int _aes_set_decrypt_key(const unsigned char *userKey, const int bits, AES_KEY *key)
{
    u32 *rk;
    int i, j, status;
    u32 temp;

    /* first, start with an encryption schedule */
    status = _aes_set_encrypt_key(userKey, bits, key);
    if (status < 0)
    {
        return status;
    }

    rk = key->rd_key;

    /* invert the order of the round keys: */
    for (i = 0, j = 4 * (key->rounds); i < j; i += 4, j -= 4)
    {
        temp = rk[i];
        rk[i] = rk[j];
        rk[j] = temp;
        temp = rk[i + 1];
        rk[i + 1] = rk[j + 1];
        rk[j + 1] = temp;
        temp = rk[i + 2];
        rk[i + 2] = rk[j + 2];
        rk[j + 2] = temp;
        temp = rk[i + 3];
        rk[i + 3] = rk[j + 3];
        rk[j + 3] = temp;
    }

    /* apply the inverse MixColumn transform to all round keys but the first and the last: */
    for (i = 1; i < (key->rounds); i++)
    {
        rk += 4;
        rk[0] = Td0[Te1[(rk[0] >> 24)] & 0xff]
                ^ Td1[Te1[(rk[0] >> 16) & 0xff] & 0xff]
                ^ Td2[Te1[(rk[0] >> 8) & 0xff] & 0xff]
                ^ Td3[Te1[(rk[0]) & 0xff] & 0xff];
        rk[1] = Td0[Te1[(rk[1] >> 24)] & 0xff]
                ^ Td1[Te1[(rk[1] >> 16) & 0xff] & 0xff]
                ^ Td2[Te1[(rk[1] >> 8) & 0xff] & 0xff]
                ^ Td3[Te1[(rk[1]) & 0xff] & 0xff];
        rk[2] = Td0[Te1[(rk[2] >> 24)] & 0xff]
                ^ Td1[Te1[(rk[2] >> 16) & 0xff] & 0xff]
                ^ Td2[Te1[(rk[2] >> 8) & 0xff] & 0xff]
                ^ Td3[Te1[(rk[2]) & 0xff] & 0xff];
        rk[3] = Td0[Te1[(rk[3] >> 24)] & 0xff]
                ^ Td1[Te1[(rk[3] >> 16) & 0xff] & 0xff]
                ^ Td2[Te1[(rk[3] >> 8) & 0xff] & 0xff]
                ^ Td3[Te1[(rk[3]) & 0xff] & 0xff];
    }

    return 0;
}

/*
 * Encrypt a single block
 * in and out can overlap
 */
void _aes_encrypt(const unsigned char *in, unsigned char *out, const AES_KEY *key)
{
    const u32 *rk;
    u32 s0, s1, s2, s3, t0, t1, t2, t3;
#ifndef FULL_UNROLL
    int r;
#endif /* ?FULL_UNROLL */

    assert(in && out && key);
    rk = key->rd_key;

    /*
     * map byte array block to cipher state
     * and add initial round key:
     */
    s0 = GETU32(in) ^ rk[0];
    s1 = GETU32(in + 4) ^ rk[1];
    s2 = GETU32(in + 8) ^ rk[2];
    s3 = GETU32(in + 12) ^ rk[3];
#ifdef FULL_UNROLL
    /* round 1: */
    t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[ 4];
    t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[ 5];
    t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[ 6];
    t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[ 7];
    /* round 2: */
    s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[ 8];
    s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[ 9];
    s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[10];
    s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[11];
    /* round 3: */
    t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[12];
    t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[13];
    t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[14];
    t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[15];
    /* round 4: */
    s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[16];
    s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[17];
    s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[18];
    s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[19];
    /* round 5: */
    t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[20];
    t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[21];
    t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[22];
    t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[23];
    /* round 6: */
    s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[24];
    s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[25];
    s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[26];
    s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[27];
    /* round 7: */
    t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[28];
    t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[29];
    t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[30];
    t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[31];
    /* round 8: */
    s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[32];
    s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[33];
    s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[34];
    s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[35];
    /* round 9: */
    t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[36];
    t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[37];
    t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[38];
    t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[39];
    if (key->rounds > 10)
    {
        /* round 10: */
        s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[40];
        s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[41];
        s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[42];
        s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[43];
        /* round 11: */
        t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[44];
        t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[45];
        t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[46];
        t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[47];
        if (key->rounds > 12)
        {
            /* round 12: */
            s0 = Te0[t0 >> 24] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff] ^ Te3[t3 & 0xff] ^ rk[48];
            s1 = Te0[t1 >> 24] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff] ^ Te3[t0 & 0xff] ^ rk[49];
            s2 = Te0[t2 >> 24] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff] ^ Te3[t1 & 0xff] ^ rk[50];
            s3 = Te0[t3 >> 24] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff] ^ Te3[t2 & 0xff] ^ rk[51];
            /* round 13: */
            t0 = Te0[s0 >> 24] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff] ^ Te3[s3 & 0xff] ^ rk[52];
            t1 = Te0[s1 >> 24] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff] ^ Te3[s0 & 0xff] ^ rk[53];
            t2 = Te0[s2 >> 24] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff] ^ Te3[s1 & 0xff] ^ rk[54];
            t3 = Te0[s3 >> 24] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff] ^ Te3[s2 & 0xff] ^ rk[55];
        }
    }
    rk += key->rounds << 2;
#else  /* !FULL_UNROLL */
    /*
     * Nr - 1 full rounds:
     */
    r = key->rounds >> 1;
    for (;;)
    {
        t0 = Te0[(s0 >> 24)] ^ Te1[(s1 >> 16) & 0xff] ^ Te2[(s2 >> 8) & 0xff]
             ^ Te3[(s3) & 0xff] ^ rk[4];
        t1 = Te0[(s1 >> 24)] ^ Te1[(s2 >> 16) & 0xff] ^ Te2[(s3 >> 8) & 0xff]
             ^ Te3[(s0) & 0xff] ^ rk[5];
        t2 = Te0[(s2 >> 24)] ^ Te1[(s3 >> 16) & 0xff] ^ Te2[(s0 >> 8) & 0xff]
             ^ Te3[(s1) & 0xff] ^ rk[6];
        t3 = Te0[(s3 >> 24)] ^ Te1[(s0 >> 16) & 0xff] ^ Te2[(s1 >> 8) & 0xff]
             ^ Te3[(s2) & 0xff] ^ rk[7];

        rk += 8;
        if (--r == 0)
        {
            break;
        }

        s0 = Te0[(t0 >> 24)] ^ Te1[(t1 >> 16) & 0xff] ^ Te2[(t2 >> 8) & 0xff]
             ^ Te3[(t3) & 0xff] ^ rk[0];
        s1 = Te0[(t1 >> 24)] ^ Te1[(t2 >> 16) & 0xff] ^ Te2[(t3 >> 8) & 0xff]
             ^ Te3[(t0) & 0xff] ^ rk[1];
        s2 = Te0[(t2 >> 24)] ^ Te1[(t3 >> 16) & 0xff] ^ Te2[(t0 >> 8) & 0xff]
             ^ Te3[(t1) & 0xff] ^ rk[2];
        s3 = Te0[(t3 >> 24)] ^ Te1[(t0 >> 16) & 0xff] ^ Te2[(t1 >> 8) & 0xff]
             ^ Te3[(t2) & 0xff] ^ rk[3];
    }
#endif /* ?FULL_UNROLL */
    /*
     * apply last round and
     * map cipher state to byte array block:
     */
    s0 = (Te2[(t0 >> 24)] & 0xff000000) ^ (Te3[(t1 >> 16) & 0xff] & 0x00ff0000)
         ^ (Te0[(t2 >> 8) & 0xff] & 0x0000ff00)
         ^ (Te1[(t3) & 0xff] & 0x000000ff) ^ rk[0];
    PUTU32(out, s0);
    s1 = (Te2[(t1 >> 24)] & 0xff000000) ^ (Te3[(t2 >> 16) & 0xff] & 0x00ff0000)
         ^ (Te0[(t3 >> 8) & 0xff] & 0x0000ff00)
         ^ (Te1[(t0) & 0xff] & 0x000000ff) ^ rk[1];
    PUTU32(out + 4, s1);
    s2 = (Te2[(t2 >> 24)] & 0xff000000) ^ (Te3[(t3 >> 16) & 0xff] & 0x00ff0000)
         ^ (Te0[(t0 >> 8) & 0xff] & 0x0000ff00)
         ^ (Te1[(t1) & 0xff] & 0x000000ff) ^ rk[2];
    PUTU32(out + 8, s2);
    s3 = (Te2[(t3 >> 24)] & 0xff000000) ^ (Te3[(t0 >> 16) & 0xff] & 0x00ff0000)
         ^ (Te0[(t1 >> 8) & 0xff] & 0x0000ff00)
         ^ (Te1[(t2) & 0xff] & 0x000000ff) ^ rk[3];
    PUTU32(out + 12, s3);
}

/*
 * Decrypt a single block
 * in and out can overlap
 */
void _aes_decrypt(const unsigned char *in, unsigned char *out, const AES_KEY *key)
{
    const u32 *rk;
    u32 s0, s1, s2, s3, t0, t1, t2, t3;
#ifndef FULL_UNROLL
    int r;
#endif /* ?FULL_UNROLL */

    assert(in && out && key);
    rk = key->rd_key;

    /*
     * map byte array block to cipher state
     * and add initial round key:
     */
    s0 = GETU32(in) ^ rk[0];
    s1 = GETU32(in + 4) ^ rk[1];
    s2 = GETU32(in + 8) ^ rk[2];
    s3 = GETU32(in + 12) ^ rk[3];
#ifdef FULL_UNROLL
    /* round 1: */
    t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[ 4];
    t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[ 5];
    t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[ 6];
    t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[ 7];
    /* round 2: */
    s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[ 8];
    s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[ 9];
    s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[10];
    s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[11];
    /* round 3: */
    t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[12];
    t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[13];
    t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[14];
    t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[15];
    /* round 4: */
    s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[16];
    s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[17];
    s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[18];
    s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[19];
    /* round 5: */
    t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[20];
    t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[21];
    t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[22];
    t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[23];
    /* round 6: */
    s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[24];
    s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[25];
    s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[26];
    s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[27];
    /* round 7: */
    t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[28];
    t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[29];
    t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[30];
    t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[31];
    /* round 8: */
    s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[32];
    s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[33];
    s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[34];
    s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[35];
    /* round 9: */
    t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[36];
    t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[37];
    t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[38];
    t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[39];
    if (key->rounds > 10)
    {
        /* round 10: */
        s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[40];
        s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[41];
        s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[42];
        s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[43];
        /* round 11: */
        t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[44];
        t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[45];
        t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[46];
        t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[47];
        if (key->rounds > 12)
        {
            /* round 12: */
            s0 = Td0[t0 >> 24] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff] ^ Td3[t1 & 0xff] ^ rk[48];
            s1 = Td0[t1 >> 24] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff] ^ Td3[t2 & 0xff] ^ rk[49];
            s2 = Td0[t2 >> 24] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff] ^ Td3[t3 & 0xff] ^ rk[50];
            s3 = Td0[t3 >> 24] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff] ^ Td3[t0 & 0xff] ^ rk[51];
            /* round 13: */
            t0 = Td0[s0 >> 24] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff] ^ Td3[s1 & 0xff] ^ rk[52];
            t1 = Td0[s1 >> 24] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff] ^ Td3[s2 & 0xff] ^ rk[53];
            t2 = Td0[s2 >> 24] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff] ^ Td3[s3 & 0xff] ^ rk[54];
            t3 = Td0[s3 >> 24] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff] ^ Td3[s0 & 0xff] ^ rk[55];
        }
    }
    rk += key->rounds << 2;
#else  /* !FULL_UNROLL */
    /*
     * Nr - 1 full rounds:
     */
    r = key->rounds >> 1;
    for (;;)
    {
        t0 = Td0[(s0 >> 24)] ^ Td1[(s3 >> 16) & 0xff] ^ Td2[(s2 >> 8) & 0xff]
             ^ Td3[(s1) & 0xff] ^ rk[4];
        t1 = Td0[(s1 >> 24)] ^ Td1[(s0 >> 16) & 0xff] ^ Td2[(s3 >> 8) & 0xff]
             ^ Td3[(s2) & 0xff] ^ rk[5];
        t2 = Td0[(s2 >> 24)] ^ Td1[(s1 >> 16) & 0xff] ^ Td2[(s0 >> 8) & 0xff]
             ^ Td3[(s3) & 0xff] ^ rk[6];
        t3 = Td0[(s3 >> 24)] ^ Td1[(s2 >> 16) & 0xff] ^ Td2[(s1 >> 8) & 0xff]
             ^ Td3[(s0) & 0xff] ^ rk[7];

        rk += 8;
        if (--r == 0)
        {
            break;
        }

        s0 = Td0[(t0 >> 24)] ^ Td1[(t3 >> 16) & 0xff] ^ Td2[(t2 >> 8) & 0xff]
             ^ Td3[(t1) & 0xff] ^ rk[0];
        s1 = Td0[(t1 >> 24)] ^ Td1[(t0 >> 16) & 0xff] ^ Td2[(t3 >> 8) & 0xff]
             ^ Td3[(t2) & 0xff] ^ rk[1];
        s2 = Td0[(t2 >> 24)] ^ Td1[(t1 >> 16) & 0xff] ^ Td2[(t0 >> 8) & 0xff]
             ^ Td3[(t3) & 0xff] ^ rk[2];
        s3 = Td0[(t3 >> 24)] ^ Td1[(t2 >> 16) & 0xff] ^ Td2[(t1 >> 8) & 0xff]
             ^ Td3[(t0) & 0xff] ^ rk[3];
    }
#endif /* ?FULL_UNROLL */
    /*
     * apply last round and
     * map cipher state to byte array block:
     */
    s0 = (Td4[(t0 >> 24)] << 24) ^ (Td4[(t3 >> 16) & 0xff] << 16)
         ^ (Td4[(t2 >> 8) & 0xff] << 8) ^ (Td4[(t1) & 0xff]) ^ rk[0];
    PUTU32(out, s0);
    s1 = (Td4[(t1 >> 24)] << 24) ^ (Td4[(t0 >> 16) & 0xff] << 16)
         ^ (Td4[(t3 >> 8) & 0xff] << 8) ^ (Td4[(t2) & 0xff]) ^ rk[1];
    PUTU32(out + 4, s1);
    s2 = (Td4[(t2 >> 24)] << 24) ^ (Td4[(t1 >> 16) & 0xff] << 16)
         ^ (Td4[(t0 >> 8) & 0xff] << 8) ^ (Td4[(t3) & 0xff]) ^ rk[2];
    PUTU32(out + 8, s2);
    s3 = (Td4[(t3 >> 24)] << 24) ^ (Td4[(t2 >> 16) & 0xff] << 16)
         ^ (Td4[(t1 >> 8) & 0xff] << 8) ^ (Td4[(t0) & 0xff]) ^ rk[3];
    PUTU32(out + 12, s3);
}

int aes_cbc128_decrypt(unsigned char *in, unsigned int inlen, unsigned char *out,
                       unsigned int *outlen, unsigned char *aes_key)
{
    AES_KEY dekey;

    if (in == NULL || out == NULL || aes_key == NULL || inlen > *outlen)
    {
        return -1;
    }

    _aes_set_decrypt_key(aes_key, 128, &dekey);

    _crypto_cbc128_decrypt(in, out, inlen, outlen, &dekey, aes_key,
                           (block128_f) _aes_decrypt);

    return 0;
}

int aes_cbc128_encrypt(unsigned char *in, unsigned int inlen, unsigned char *out,
                       unsigned int *outlen, unsigned char *aes_key)
{
    AES_KEY enkey;
    if (in == NULL || out == NULL || aes_key == NULL
            || (inlen + (16 - inlen % 16)) > *outlen)
    {
        return -1;
    }

    _aes_set_encrypt_key(aes_key, 128, &enkey);

    _crypto_cbc128_encrypt(in, out, inlen, outlen, &enkey, aes_key,
                           (block128_f) _aes_encrypt);

    return 0;
}

void aes_cbc128_test(void)
{
#if 0
    char plain_data[20] = "abcdefghijklmn";
    char *key = "4c1cfdce2bdb2d84";
    int i = 0;

    unsigned char encrypted_buf[32] = {0};
    unsigned char decrypted_buf[32] = {0};
    unsigned int encrypted_len = 0;
    unsigned int decrypted_len = 0;

    printf("=========== aes_cbc128_test begin ===========\r\n");
    printf("plain data len:%d, data:%s\r\n", strlen(plain_data), plain_data);

    memset(encrypted_buf, 0, sizeof(encrypted_buf));
    encrypted_len = sizeof(encrypted_buf);
    aes_cbc128_encrypt(plain_data, strlen(plain_data), encrypted_buf, &encrypted_len, key);

    printf("after encrypt, data len:%d, data:\r\n", encrypted_len);
    for (i = 0; i < encrypted_len; i ++)
    {
        printf("%02x ", encrypted_buf[i]);
    }

    memset(decrypted_buf, 0, sizeof(decrypted_buf));
    decrypted_len = sizeof(decrypted_buf);
    aes_cbc128_decrypt(encrypted_buf, encrypted_len, decrypted_buf, &decrypted_len, key);
    printf("\r\nafter decrypt, data len:%d, data:%s\r\n", decrypted_len, decrypted_buf);

    printf("=========== aes_cbc128_test end ===========\r\n\r\n");
#endif
}
#endif //SUPPORT_CRYPT
